The Washington Metropolitan Area Transit Authority made changes to many Virginia Metrobus routes that began Sunday:

Routes 1A, 1F--Saturday and Sunday arrival and departure times have been changed to improve transfer connections with Route 38 at Ballston. Check the new timetable for exact schedule.

Route 2F--Trips previously leaving Broad Street and Haycock Road at 7:02 a.m. and 7:22 a.m. now leave at 7 a.m. and 7:25 a.m.

Route 2M--A new trip leaves Lee Highway and Nutley Street at 6:50 a.m. The trip previously leaving at 7 a.m. now leaves at 7:05 a.m.

Route 2V--The trip previously leaving Ballston at 6:25 p.m. now leaves at 6:33 p.m. The 6:40 p.m. trip has been discontinued.

Route 2W--One trip has been added in the morning. Route 2W trips leave James Madison Drive at 6:21 a.m., 6:41, 7, 7:18 and 7:54.

Route 3Z--The trip previously leaving Ballston at 4:30 p.m. now leaves at 4:23. The 4:15 trip has been discontinued.

Routes 4B, 4H--Saturday and Sunday arrival and departure times have been changed to improve transfer connections with Route 38 at Ballston. Check the new timetable for exact schedule.

Route 5Z--Service has been reduced by one trip in the morning and one trip in the evening. Trips leave the Tysons Corner fringe lot at 6:20 a.m., 6:38, 6:52, 7;04, 7:16, 7:28, 7:40, 7:52 and 8:10. Trips leave Farragut Square at 4:10 p.m., 4:25, 4:40, 4:53, 5:06, 5:20, 5:35, 5:55 and 6:10.

Route 6P--Trips previously leaving the Pentagon at 6:30 a.m. and 7:12 a.m. have been discontinued. The trip previously leaving Pentagon at 7:34 a.m. now leaves at 7:26. Trips previously leaving Park Center at 3:30 p.m. and 4:30 p.m. have been discontinued. The trip previously leaving Park Center at 4:45 p.m. now leaves at 4:40.

Route 7E--Trips previously leaving Southern Towers at 7:13 a.m., 7:33 and 7:53 now operate via the Pentagon and leave at 7:14, 7:33 and 7:51. Trips previously leaving Southern Towers at 7:54 a.m. and 8:29 now leave at 8:02 and 8:32. The 7:13 and 7:34 trips have been discontinued.

Route 7D--Trips previously leaving Claremont at 7:11 a.m., 7:31, 7:50 and 8:11 now leave at 7:07, 7:27, 7:47 and 8:09.

Route 7G--Trips previously leaving Orleans Village at 7:07 a.m., 7:25, 7:45 and 8:13 now leave at 7:07, 7:27, 7:47 and 8:07. The 8 a.m. trip has been discontinued.

Route 7L--Trips previously leaving Southern Towers at 7:20 a.m. and 8 now leave at 7:21 and 7:57.

Route 7M--All service now operates via the Pentagon. Trips previously leaving 236 and Oasis at 6:53 a.m., 7:01, 7:31 and 7:56 now leave at 6:39, 6:58, 7:28 and 7:49. Trips previously leaving SW Terminal at 5:03 p.m. and 5:33 now leave at 5:02 and 5:36.

Route 7W--Trips previously leaving Lincolnia and Quantrell at 6:54 a.m, 6:56, 7:05, 7:11, 7:17, 7:51 and 7:56 now leave at 6:50, 6:55, 7:10, 7:15, 7:25, 7:52 and 7:57. Trips previously leaving Lincolnia and Quantrell at 6:40 a.m. and 7:33 a.m. have been discontinued. Trips previously leaving the Pentagon at 4:39 p.m., 4:50, 5:11, 5:20, 5:31 and 5:43 now leave at 4:35, 4:54, 5:06, 5:12, 5:36 and 5:42. The trip previously leaving 10th and Pennsylvania Avenue at 5:08 p.m. now operates via the Pentagon. The trip previously leaving the Pentagon at 4:58 p.m. has been discontinued.

Route 7X--Trips previously leaving 236 and Oasis at 7:01 a.m., 7:19, 7:27, 7:33 and 7:40 now leave at 7:02, 7:17, 7:30, 7:34 and 7:42. The trip previously leaving 236 and Oasis at 7:46 a.m. has been discontinued. Trips previously leaving the Pentagon at 5:04 p.m., 5:24 and 5:44 now leave at 5, 5:30 and 5:47.

Route 8M--A new trip leaves Seminary and Library Lane at 7:50 a.m. The trips previously leaving Seminary and Library Lane at 7:34 a.m. and 7:54 now leave at 7:32 and 7:59.

Route 8X--The trip previously leaving Seminary and Library Lane at 7:44 a.m. now leaves at 7:41.

Route 8W--The trip previously leaving Pickett and Holmes Run Parkway at 7:55 a.m. now leaves at 7:52.

Route 16V--Trips previously leaving the Pentagon at 4:43 p.m. and 6:13 p.m. now leave at 4:47 p.m. and 6:18 p.m.

Route 16X--The trip previously leaving Shirlington at 8:39 a.m. now leaves at 8:36. The trip previously leaving Walter Reed at Four Mile Run at 8:38 has been discontinued. Trips previously leaving the Pentagon at 4:50 p.m., 6:32 and 6:38 now leave at 4:53, 6:20 and 6:43. Trips previously leaving the Pentagon at 4:55 and 6:51 have been discontinued.

Route 16B--The trip previously leaving Union Station at 4:54 p.m. now leaves at 4:52 and operates via the Pentagon. Trips previously leaving Union Station at 4:04 p.m. and 5:10 now leave at 4:01 and 5:13. The trip previously leaving the Pentagon at 5:16 p.m. has been discontinued.

Route 16C--Trips previously leaving Union Station at 4:32 p.m. and 4:46 operate via the Pentagon. The trip previously leaving Union Station at 3:58 p.m. now leaves at 3:53. Trips previously leaving the Pentagon at 4:56, 5:09 and 5:40 have been discontinued.

Route 16D--The trip previously leaving Union Station at 3:59 p.m. now leaves at 3:52.

Route 17H--The trip previously leaving Commonwealth and Twinbrook at 6:47 a.m. now operates via the Pentagon.

Route 18F--New service provides reverse-flow rush-hour service between the Pentagon and the Industrial Road area of Springfield. It operates via Shirley Highway (I-395), Edsall Road, Industrial Drive, Industrial Road and Backlick Road. Trips leave the Pentagon at 7 a.m. and 7:30 and Springfield at 4:35 p.m. and 5:05.

Route 18G--The trip previously leaving Greeley and Harwood at 7:22 a.m. now leaves at 7:25 a.m. and operates via the Pentagon. The trip previously leaving Greeley and Harwood at 7:27 a.m. has been discontinued. In the evening, trips previously leaving 10th and Pennsylvania at 4:45 p.m. and 5 now leave at 4:51 and 5:08. The trip previously leaving 10th and Pennsylvania at 5:15 p.m. has been discontinued.

Route 19G--Trips previously leaving Rte. 1 and Huntington at 7:10 a.m. and 7:30 now operate via the Pentagon and leave at 7:10 and 7:35. Trips previously leaving Rte. 1 and Huntington at 7:20 and 7:50 now leave at 7:23 and 7:48. The trip previously leaving Rte. 1 and Huntington at 7:40 has been discontinued.

Route 21A--Trips previously leaving Whiting and Stevenson at 7:03 a.m., 7:17, 7:37, 7:49, 8:01 and 8:31 now leave at 7:06, 7:21, 7:35, 7:51, 8:08 and 8:26. Trips previously leaving Whiting and Stevenson at 7:27 and 8:16 have been discontinued.

Route 21B--Two new trips leave Whiting and Stevenson at 7:14 a.m. and 7:46. Trips previously leaving Whiting and Stevenson at 6:53, 7:04, 7:19, 7:29, 7:39, 7:50 and 7:59 now leave at 6:50, 7:01, 7:23, 7:30, 7:38, 7:54 and 8:01.

Route 21C--Trips previously leaving 36th and Quaker at 6:54 a.m., 7:14, 7:34 and 7:54 now leave at 6:50, 7:16, 7:40 and 7:52 and operate via the Pentagon. The trip previously leaving 36th and Quaker at 7:24 now leaves at 7:28 and the trips previously leaving 36th and Quaker at 6:46 and 7:44 have been discontinued.

Route 25B--Saturday arrival and departure times have been changed to maintain transfer connections with Route 38 at Ballston. Check new timetable for exact schedule.

Route 26T--Service operates on Saturdays between Springfield Mall and Tysons corner Shopping center every 60 minutes from 8 a.m. to 8 p.m.

Route 27B--Service has been extended from the terminal at Windsor Park to the Amberleigh subdivison via Beulah Street and Crestleigh Way.

Route 28G--Trips previously leaving Skyline City at 7:38 a.m., 7:58 and 8:18 now leave at 7:40, 7:52 and 8:16 and operate via the Pentagon. The trip previously leaving Skyline City at 8:08 now leaves at 8:04. The trip previously leaving at 7:48 has been discontinued.

Route 29G--Trips previously leaving Heritage and Four Year Run at 6:58 a.m., 7:08 and 7:36 now leave at 7:01, 7:15 and 7:42. Trips previously leaving Heritage and Four Year Run at 7:18 and 7:46 have been discontinued. Trips previously leaving 10th and Pennsylvania Avenue at 4:34 p.m. and 4:56 now leave at 4:39 and 5:01. Trips previously leaving 10th and Pennsylvania Avenue at 4:44 p.m. and 5:08 p.m. have been discontinued. The trip previously leaving 10th and Pennsylvania Avenue at 5:34 now operates via the Pentagon.

Route 29Z--A new trip leaves Brookfield at 6:39 a.m. Trips previously leaving Brookfield at 6:29 a.m. and 6:49 now leave at 6:24 and 6:54. A new trip leaves the Pentagon at 4:29 p.m. and trips previously leaving the Pentagon at 4:19, 4:39 and 5 now leave at 4:14, 4:44 and 5:04.

Route 29N--A new trip leaves Rte. 236 and Oasis Drive at 7:15 a.m.

Route 38B--Saturday and Sunday arrival and departure times have been changed to improve transfer connections to other Metrobus service at Ballston and Rosslyn. Check the new timetable for exact times.