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Region Carrier Name:Maryland
This is the United States Region Carrier Name:Maryland Area Code Database page list. You can click the title to browse the detail information.
| City | National Destination Code | Sn from | Sn to | Number Type |
|---|---|---|---|---|
| Waldorf | 240 | 2290000 | 2290999 | G |
| Waldorf | 240 | 2293000 | 2293999 | G |
| Waldorf | 240 | 2294000 | 2294999 | G |
| Waldorf | 240 | 2299000 | 2299999 | G |
| Bowie-Glenn Dale | 240 | 2320000 | 2320999 | G |
| Bowie-Glenn Dale | 240 | 2321000 | 2321999 | G |
| Bowie-Glenn Dale | 240 | 2323000 | 2323999 | G |
| Bowie-Glenn Dale | 240 | 2324000 | 2324999 | G |
| Bowie-Glenn Dale | 240 | 2329000 | 2329999 | G |
| Oxon Hill | 240 | 2730000 | 2730999 | G |
| Oxon Hill | 240 | 2733000 | 2733999 | G |
| Oxon Hill | 240 | 2739000 | 2739999 | G |
| Layhill | 240 | 2937000 | 2937999 | G |
| Leonardtown | 240 | 4344000 | 4344999 | G |
| Leonardtown | 240 | 4347000 | 4347999 | G |
| Hughesville | 240 | 5286000 | 5286999 | G |
| Hughesville | 240 | 5289000 | 5289999 | G |
| Rockville | 240 | 5990000 | 5990999 | G |
| Rockville | 240 | 5991000 | 5991999 | G |
| Rockville | 240 | 5992000 | 5992999 | G |
| Rockville | 240 | 5993000 | 5993999 | G |
| Rockville | 240 | 5994000 | 5994999 | G |
| Rockville | 240 | 5997000 | 5997999 | G |
| Rockville | 240 | 5998000 | 5998999 | G |
| Rockville | 240 | 5999000 | 5999999 | G |
| Silver Spring | 240 | 6380000 | 6380999 | G |
| Silver Spring | 240 | 6381000 | 6381999 | G |
| Silver Spring | 240 | 6382000 | 6382999 | G |
| Silver Spring | 240 | 6383000 | 6383999 | G |
| Silver Spring | 240 | 6384000 | 6384999 | G |
| Silver Spring | 240 | 6389000 | 6389999 | G |
| Berwyn | 240 | 6840000 | 6840999 | G |
| Bethesda | 240 | 7440000 | 7440999 | G |
| Bethesda | 240 | 7441000 | 7441999 | G |
| Bethesda | 240 | 7443000 | 7443999 | G |
| Bethesda | 240 | 7444000 | 7444999 | G |
| Bethesda | 240 | 7445000 | 7445999 | G |
| Bethesda | 240 | 7447000 | 7447999 | G |
| Bethesda | 240 | 7448000 | 7448999 | G |
| Bethesda | 240 | 7449000 | 7449999 | G |
| La Plata | 240 | 7760000 | 7760999 | G |
| La Plata | 240 | 7761000 | 7761999 | G |
| La Plata | 240 | 7763000 | 7763999 | G |
| La Plata | 240 | 7767000 | 7767999 | G |
| La Plata | 240 | 7769000 | 7769999 | G |
| Gaithersburg | 240 | 7803000 | 7803999 | G |
| Gaithersburg | 240 | 7804000 | 7804999 | G |
| Gaithersburg | 240 | 7805000 | 7805999 | G |
| Gaithersburg | 240 | 7809000 | 7809999 | G |
| Laurel 236 | 240 | 7860000 | 7860999 | G |
| Laurel 236 | 240 | 7863000 | 7863999 | G |
| Laurel 236 | 240 | 7864000 | 7864999 | G |
| Laurel 236 | 240 | 7869000 | 7869999 | G |
| Brandywine | 240 | 7870000 | 7870999 | G |
| Brandywine | 240 | 7871000 | 7871999 | G |
| Brandywine | 240 | 7873000 | 7873999 | G |
| Brandywine | 240 | 7874000 | 7874999 | X |
| Brandywine | 240 | 7875000 | 7875999 | X |
| Brandywine | 240 | 7879000 | 7879999 | G |
| Capitol Heights | 240 | 7880000 | 7880999 | G |
| Capitol Heights | 240 | 7881000 | 7881999 | G |
| Capitol Heights | 240 | 7883000 | 7883999 | G |
| Capitol Heights | 240 | 7885000 | 7885999 | G |
| Capitol Heights | 240 | 7888000 | 7888999 | G |
| Capitol Heights | 240 | 7889000 | 7889999 | G |
| Berwyn | 240 | 7900000 | 7900999 | G |
| Berwyn | 240 | 7901000 | 7901999 | G |
| Berwyn | 240 | 7903000 | 7903999 | G |
| Berwyn | 240 | 7904000 | 7904999 | X |
| Berwyn | 240 | 7905000 | 7905999 | X |
| Berwyn | 240 | 7907000 | 7907999 | G |
| Berwyn | 240 | 7909000 | 7909999 | G |
| Lexington Park-Great Mills | 240 | 7940000 | 7940999 | G |
| Lexington Park-Great Mills | 240 | 7941000 | 7941999 | G |
| Lexington Park-Great Mills | 240 | 7943000 | 7943999 | G |
| Lexington Park-Great Mills | 240 | 7949000 | 7949999 | G |
| Bowie-Glenn Dale | 240 | 8656000 | 8656999 | G |
| Layhill | 240 | 8686000 | 8686999 | G |
| Kensington | 240 | 8800000 | 8800999 | G |
| Kensington | 240 | 8801000 | 8801999 | G |
| Kensington | 240 | 8803000 | 8803999 | G |
| Kensington | 240 | 8804000 | 8804999 | G |
| Kensington | 240 | 8805000 | 8805999 | G |
| Kensington | 240 | 8806000 | 8806999 | G |
| Kensington | 240 | 8809000 | 8809999 | G |
| Ashton 236 | 240 | 8830000 | 8830999 | G |
| Ashton 236 | 240 | 8833000 | 8833999 | G |
| Ashton 236 | 240 | 8839000 | 8839999 | G |
| Marlboro | 240 | 8920000 | 8920999 | G |
| Marlboro | 240 | 8923000 | 8923999 | G |
| Marlboro | 240 | 8929000 | 8929999 | G |
| Clinton | 240 | 8970000 | 8970999 | G |
| Clinton | 240 | 8971000 | 8971999 | X |
| Clinton | 240 | 8973000 | 8973999 | G |
| Clinton | 240 | 8974000 | 8974999 | X |
| Clinton | 240 | 8979000 | 8979999 | G |
| Hyattsville | 240 | 8980000 | 8980999 | G |
| Hyattsville | 240 | 8981000 | 8981999 | G |
| Hyattsville | 240 | 8982000 | 8982999 | G |
| Hyattsville | 240 | 8983000 | 8983999 | G |
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