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Region Name:Maryland

This is the United States Region Name:Maryland Area Code Database page list. You can click the title to browse the detail information.
Region Code: MD
City National Destination Code Sn from Sn to Carrier Name Number Type
Aberdeen 443 4038000 4038999 TW TELECOM OF MD G
Aberdeen 443 4039000 4039999 OMNIPOINT COMM CAP M
Aberdeen 443 5580000 5580999 XO MARYLAND LLC G
Aberdeen 443 5581000 5581999 PEERLESS NTWK - MD G
Aberdeen 443 5582000 5582999 XO MARYLAND LLC G
Aberdeen 443 5583000 5583999 XO MARYLAND LLC G
Aberdeen 443 5584000 5584999 CTC COMMS CORP. - MD G
Aberdeen 443 5585000 5585999 VERIZON MARYLAND INC G
Aberdeen 443 5586000 5586999 OMNIPOINT COMM CAP M
Aberdeen 443 5587000 5587999 XO MARYLAND LLC G
Aberdeen 443 5588000 5588999 OMNIPOINT COMM CAP M
Aberdeen 443 5589000 5589999 PEERLESS NTWK - MD G
Aberdeen 443 7070000 7070999 OMNIPOINT COMM CAP M
Aberdeen 443 7071000 7071999 LOCAL ACCESS LLC-MD G
Aberdeen 443 7072000 7072999 BROADVOX-CLEC - MD G
Aberdeen 443 7073000 7073999 BROADVOX-CLEC - MD G
Aberdeen 443 7074000 7074999 MCI WORLDCOM COMM MD G
Aberdeen 443 7075000 7075999 OMNIPOINT COMM CAP M
Aberdeen 443 7076000 7076999 OMNIPOINT COMM CAP M
Aberdeen 443 7077000 7077999 OMNIPOINT COMM CAP M
Aberdeen 443 7078000 7078999 OMNIPOINT COMM CAP M
Aberdeen 443 7079000 7079999 OMNIPOINT COMM CAP M
Aberdeen 443 7200000 7200999 BANDWIDTH.COM - MD G
Aberdeen 443 7201000 7201999 XO MARYLAND LLC G
Aberdeen 443 7202000 7202999 XO MARYLAND LLC G
Aberdeen 443 7203000 7203999 NEUTRAL TANDEM - MD G
Aberdeen 443 7204000 7204999 XO MARYLAND LLC G
Aberdeen 443 7205000 7205999 XO MARYLAND LLC G
Aberdeen 443 7206000 7206999 XO MARYLAND LLC G
Aberdeen 443 7207000 7207999 BROADVOX-CLEC - MD G
Aberdeen 443 7208000 7208999 OMNIPOINT COMM CAP M
Aberdeen 443 7209000 7209999 OMNIPOINT COMM CAP M
Aberdeen 443 7600000 7600999 OMNIPOINT COMM CAP M
Aberdeen 443 7601000 7601999 OMNIPOINT COMM CAP M
Aberdeen 443 7602000 7602999 OMNIPOINT COMM CAP M
Aberdeen 443 7603000 7603999 US LEC OF MD G
Aberdeen 443 7604000 7604999 LEVEL 3 COMM - MD G
Aberdeen 443 7605000 7605999 OMNIPOINT COMM CAP M
Aberdeen 443 7606000 7606999 OMNIPOINT COMM CAP M
Aberdeen 443 7607000 7607999 OMNIPOINT COMM CAP M
Aberdeen 443 7608000 7608999 OMNIPOINT COMM CAP M
Aberdeen 443 7609000 7609999 AT&T LOC - NY G
Aberdeen 443 7790000 7790999 OMNIPOINT COMM CAP M
Aberdeen 443 7791000 7791999 XO MARYLAND LLC G
Aberdeen 443 7792000 7792999 XO MARYLAND LLC G
Aberdeen 443 7793000 7793999 XO MARYLAND LLC G
Aberdeen 443 7794000 7794999 XO MARYLAND LLC G
Aberdeen 443 7795000 7795999 XO MARYLAND LLC G
Aberdeen 443 7796000 7796999 XO MARYLAND LLC G
Aberdeen 443 7797000 7797999 XO MARYLAND LLC G
Aberdeen 443 7798000 7798999 XO MARYLAND LLC G
Aberdeen 443 7799000 7799999 OMNIPOINT COMM CAP M
Aberdeen 443 7880000 7889999 XO MARYLAND LLC G
Aberdeen 443 8550000 8550999 XO MARYLAND LLC G
Aberdeen 443 8551000 8551999 LIGHTWAVE COMM-MD G
Aberdeen 443 8552000 8552999 XO MARYLAND LLC G
Aberdeen 443 8553000 8553999 XO MARYLAND LLC G
Aberdeen 443 8554000 8554999 XO MARYLAND LLC G
Aberdeen 443 8555000 8555999 XO MARYLAND LLC G
Aberdeen 443 8556000 8556999 XO MARYLAND LLC G
Aberdeen 443 8557000 8557999 XO MARYLAND LLC G
Aberdeen 443 8558000 8558999 XO MARYLAND LLC G
Aberdeen 443 8559000 8559999 XO MARYLAND LLC G
Aberdeen 443 8610000 8610999 VERIZON MARYLAND INC G
Aberdeen 443 8611000 8611999 VERIZON MARYLAND INC G
Aberdeen 443 8612000 8612999 VERIZON MARYLAND INC G
Aberdeen 443 8613000 8613999 VERIZON MARYLAND INC G
Aberdeen 443 8614000 8614999 VERIZON MARYLAND INC G
Aberdeen 443 8615000 8615999 VERIZON MARYLAND INC G
Aberdeen 443 8616000 8616999 VERIZON MARYLAND INC G
Aberdeen 443 8617000 8617999 VERIZON MARYLAND INC G
Aberdeen 443 8618000 8618999 VERIZON MARYLAND INC G
Aberdeen 443 8619000 8619999 VERIZON MARYLAND INC G
Aberdeen 667 2280000 2280999 BALTIMORE-WAS TEL G
Aberdeen 667 2281000 2281999 OMNIPOINT COMM CAP M
Aberdeen 667 2282000 2282999 OMNIPOINT COMM CAP M
Aberdeen 667 2283000 2283999 OMNIPOINT COMM CAP M
Aberdeen 667 2284000 2284999 OMNIPOINT COMM CAP M
Aberdeen 667 2285000 2285999 MCI WORLDCOM COMM MD G
Aberdeen 667 2286000 2286999 BANDWIDTH.COM - MD G
Aberdeen 667 2287000 2287999 OMNIPOINT COMM CAP M
Aberdeen 667 2288000 2288999 OMNIPOINT COMM CAP M
Aberdeen 667 2289000 2289999 OMNIPOINT COMM CAP M
Aberdeen 667 2290000 2290999 NEUTRAL TANDEM - MD G
Aberdeen 667 2291000 2291999 US LEC OF MD G
Aberdeen 667 2292000 2292999 NEUTRAL TANDEM - MD G
Aberdeen 667 2293000 2293999 NEUTRAL TANDEM - MD G
Aberdeen 667 2294000 2294999 NEUTRAL TANDEM - MD G
Aberdeen 667 2295000 2295999 COMCAST PHONE - MD G
Aberdeen 667 2296000 2296999 OMNIPOINT COMM CAP M
Aberdeen 667 2297000 2297999 OMNIPOINT COMM CAP M
Aberdeen 667 2298000 2298999 LOCAL ACCESS LLC-MD G
Aberdeen 667 2299000 2299999 OMNIPOINT COMM CAP M
Aberdeen 667 2310000 2310999 OMNIPOINT COMM CAP M
Aberdeen 667 2311000 2311999 OMNIPOINT COMM CAP M
Aberdeen 667 2312000 2312999 BROADVOX-CLEC - MD G
Aberdeen 667 2313000 2313999 BROADVOX-CLEC - MD G
Aberdeen 667 2314000 2314999 COMCAST PHONE - MD G
Aberdeen 667 2315000 2315999 OMNIPOINT COMM CAP M
Aberdeen 667 2316000 2316999 OMNIPOINT COMM CAP M