| City/County | Carrier | Address | Office Name |
|---|---|---|---|
| Alleghany Co. |
Sprint Local Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic |
Rt. 40 Main & W. Church Streets 24 S. Centre St. Winchester Rd. 4 W. Main St. Warrier Mountain Rd. & Uhl Hwy. 77-81 E. Main St. |
Flintstone Mount Savage Cumberland Cresaptown Lonaconing Oldtown Frostburg |
| Charles Co. |
AT&T Corp. Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic |
3652 Old Washington Rd. 3140 Leonardtown Rd. 4270 Strauss Ave. 6860 Mathews Rd. 727 N. State St. Rt. 5 9405 Beaverdam Rd. 14905 Rock Point Rd. |
Waldorf (POP) Waldorf Indian Head Bryan's Road? La Plata Hughesville Nanjemoy Tompkinsville |
| Frederick Co. |
Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic KMC Telecom AT&T Corp. Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic |
26 Petersville Rd. W. Ridge Rd. 3417 Buckeystown Pike (MD 85) 1 Chesapeake St. 33 E. Patrick St. 3005 Big Woods Rd. 11026 Fingerboard Rd. 40 Church Hill Rd. 18 Federal St. 3 Frederick Rd. (MD 806) W. Frederick St. |
Brunswick Braddock Heights Buckeystown Emmitsburg Frederick Ijamsville? Monrovia (switch) Myersville New Market Thurmont Walkersville |
| Garrett Co. |
Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic |
525 E. Oak St. Zeddock Miller Rd. Rt. 495 Main St. Maple St. N. Ravine St. |
Oakland Thayerville Bittinger Accident (bypassed to Friendsville) Friendsville Grantsville |
| Montgomery Co. |
Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic |
4533 Stanford St. Lewis Dr. 5 N. Frederick Ave. Rt. 118, near Water Rd. 16900 Georgia Ave. 19816 Fisher Ave. (Rt. 107) 490 Fleet St. 6015 Montrose Rd. 8670 Georgia Ave. 3716 Bel Pre Rd. 13508 New Hampshire Ave. 518 University Blvd. 11909 Viers Mill Rd. 7887 Bradley Rd. 6202 Goldsboro Rd. 9000 Rockville Pike 5704 Grosvenor La. |
Chevy Chase (Bethesda) Damascus Gaithersburg Germantown Olney (Oakdale) Poolesville Rockville Montrose Silver Spring Norbeck Colesville Northwood Wheaton Bradley Wood Acres Rockville Pike Wildwood |
| Prince George's Co. |
Sprint PCS VoiceStream Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic |
12001 Indian Creek Ct. 12050 Baltimore Ave. 12212 Baltimore Ave. 8900 W. Riggs Rd. 12814 Livingston Rd. 6510 Riggs Rd. 11600 Montgomery Rd. 6315 Greenbelt Rd. 5500 Baltimore Ave. 5649 Whitfield Chapel Rd. 7781 Landover Rd. 13710 Annapolis Rd. 68 Church Rd. 100 Westhampton Ave. 6320 Raleigh Rd. 6416 Bock Rd. 14200 Marlboro Pike Horsehead & Baden Westwood Roads Old Brandywine Rd. 8424 Woodyard Rd. |
Beltsville MSC Beltsville MTSO Muirkirk Langley Park (Riggs Road) Fort Washington (Chapel Hill) Chillum Beltsville Greenbelt (Berwyn) Edmonston (Hyattsville) Lanham Kent Village (Landover) Bowie Bowie (Church Road) Randolph Village (Central Ave) Temple Hills Oxon Hill Upper Marlboro (Marlboro) Baden? Brandywine? Clinton |
| St. Mary's Co. |
Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic |
Three Notched & Hill Club Roads Rt. 245 328 Washington St. Rt. 242 21786 Bunker Hill Dr. Bldg. 409, Cedar Point Rd. 45275 Drayden Rd. 13777 Point Lookout Rd. |
Mechanicsville Hollywood Leonardtown Milestown Lexington Park Patuxent Naval ATC Valley Lee Ridge |
| Washington Co. |
Bell Atlantic Bell Atlantic Bell Atlantic U.S. Sprint AT&T Corp. Bell Atlantic Bell Atlantic Bell Atlantic Bell Atlantic |
25246 Military Rd. Cumberland & Mill Streets 120 W. Antietam St. 300 Highland Way 45x Memorial Blvd. W Church Rd. 95 N. Main St. Maple Ave. 305 E. Potomac St. |
Cascade (Highfield) Clear Spring Hagerstown Hagerstown (POP) Hagerstown (POP) Hancock Keedysville Smithsburg Williamsport |