Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-901 2 La Plata MD 318J COMCAST IP PHONE, LLC 236      
240-903 A Indian Head MD 318J COMCAST IP PHONE, LLC 236      
240-903 2 Indian Head MD 318J COMCAST IP PHONE, LLC 236      
240-903 3 Indian Head MD 318J COMCAST IP PHONE, LLC 236      
240-907 2 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
240-912 4 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
240-912 5 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
240-912 6 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
240-912 7 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
240-912 9 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
240-929 4 Washington Zone 14 MD 318J COMCAST IP PHONE, LLC 236      
240-929 6 Washington Zone 14 MD 318J COMCAST IP PHONE, LLC 236      
240-948 6 Leonardtown MD 318J COMCAST IP PHONE, LLC 236      
240-961 7 Poolesville MD 318J COMCAST IP PHONE, LLC 236      
240-965 5 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
240-965 6 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
240-965 7 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
240-970 5 Washington Zone 12 MD 318J COMCAST IP PHONE, LLC 236      
301-244 5 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-273 3 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-278 5 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-278 7 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-288 4 Washington Zone 12 MD 318J COMCAST IP PHONE, LLC 236      
301-288 7 Washington Zone 12 MD 318J COMCAST IP PHONE, LLC 236      
301-296 6 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
301-312 6 Washington Zone 2 MD 318J COMCAST IP PHONE, LLC 236      
301-312 8 Washington Zone 2 MD 318J COMCAST IP PHONE, LLC 236      
301-316 9 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-326 1 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-326 2 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-326 4 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-328 A Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-328 0 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-328 5 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-328 7 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-337 6 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
301-339 8 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
301-347 6 Washington Zone 2 MD 318J COMCAST IP PHONE, LLC 236      
301-347 7 Washington Zone 2 MD 318J COMCAST IP PHONE, LLC 236      
301-348 8 Washington Zone 11 MD 318J COMCAST IP PHONE, LLC 236      
301-355 4 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
301-355 8 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
301-366 0 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
301-374 8 Waldorf MD 318J COMCAST IP PHONE, LLC 236      
301-377 A Laurel MD 318J COMCAST IP PHONE, LLC 236      
301-377 0 Laurel MD 318J COMCAST IP PHONE, LLC 236      
301-383 A Washington Zone 14 MD 318J COMCAST IP PHONE, LLC 236      
301-383 0 Washington Zone 14 MD 318J COMCAST IP PHONE, LLC 236      
301-383 1 Washington Zone 14 MD 318J COMCAST IP PHONE, LLC 236      
301-383 2 Washington Zone 14 MD 318J COMCAST IP PHONE, LLC 236      
301-396 2 Waldorf MD 318J COMCAST IP PHONE, LLC 236      
301-407 1 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
301-417 4 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
301-417 8 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
301-433 8 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-448 A Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-448 1 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-456 A Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-456 1 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-456 2 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-456 7 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-456 8 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-477 A Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
301-477 1 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
301-477 2 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
301-477 3 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
301-477 4 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
301-477 7 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
301-484 A Washington Zone 4 MD 318J COMCAST IP PHONE, LLC 236      
301-485 A Washington Zone 6 MD 318J COMCAST IP PHONE, LLC 236      
301-485 0 Washington Zone 6 MD 318J COMCAST IP PHONE, LLC 236      
301-485 1 Washington Zone 6 MD 318J COMCAST IP PHONE, LLC 236      
301-485 8 Washington Zone 6 MD 318J COMCAST IP PHONE, LLC 236      
301-539 3 La Plata MD 318J COMCAST IP PHONE, LLC 236      
301-541 0 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-545 2 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
301-557 9 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-569 4 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
301-569 6 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
301-569 7 Gaithersburg MD 318J COMCAST IP PHONE, LLC 236      
301-574 7 Washington Zone 15 MD 318J COMCAST IP PHONE, LLC 236      
301-603 2 Washington Zone 11 MD 318J COMCAST IP PHONE, LLC 236      
301-605 7 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
301-636 3 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-636 4 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-637 9 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
301-684 2 Indian Head MD 318J COMCAST IP PHONE, LLC 236      
301-747 4 Washington Zone 6 MD 318J COMCAST IP PHONE, LLC 236      
301-753 7 Washington Zone 6 MD 318J COMCAST IP PHONE, LLC 236      
301-755 5 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-755 6 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-822 4 Washington Zone 11 MD 318J COMCAST IP PHONE, LLC 236      
301-844 5 Washington Zone 3 MD 318J COMCAST IP PHONE, LLC 236      
301-847 9 Washington Zone 12 MD 318J COMCAST IP PHONE, LLC 236      
301-851 5 Washington Zone 4 MD 318J COMCAST IP PHONE, LLC 236      
301-902 7 Washington Zone 13 MD 318J COMCAST IP PHONE, LLC 236      
301-909 0 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-909 1 Washington Zone 5 MD 318J COMCAST IP PHONE, LLC 236      
301-978 7 Washington Zone 10 MD 318J COMCAST IP PHONE, LLC 236      
410-824 8 Waterloo (Washington DC LATA) MD 318J COMCAST IP PHONE, LLC 236      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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