Local Calling Guide
Area code/prefix search
NPA: 410
[Rate centres in NPA 410]
[Dial plan for NPA 410]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 410-878
| 9 |
Baltimore |
MD |
|
829J PAETEC ITEL, LLC |
238 |
|
2006-08-07 |
|
| 410-879
| A |
Fork |
MD |
BLARMDBLDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
| 410-880
| A |
Waterloo (Washington DC LATA) |
MD |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-881
| A |
Sherwood Forest |
MD |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
|
|
| 410-881
| 0 |
Sherwood Forest |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2006-03-05 |
|
| 410-881
| 1 |
Sherwood Forest |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2004-04-02 |
|
| 410-881
| 2 |
Sherwood Forest |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2017-03-30 |
|
| 410-881
| 3 |
Sherwood Forest |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-02-22 |
|
| 410-881
| 4 |
Sherwood Forest |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2008-04-28 |
|
| 410-881
| 5 |
Sherwood Forest |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-04-04 |
|
| 410-881
| 6 |
Sherwood Forest |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2016-03-05 |
|
| 410-881
| 7 |
Sherwood Forest |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-01-09 |
|
| 410-881
| 8 |
Sherwood Forest |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2020-10-17 |
|
| 410-881
| 9 |
Sherwood Forest |
MD |
|
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
|
|
| 410-882
| A |
Parkville |
MD |
PKVLMDPKDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
| 410-883
| A |
Sharptown |
MD |
SHTWMDSTRS1 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-883
| 0 |
Sharptown |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2019-03-10 |
|
| 410-883
| 1 |
Sharptown |
MD |
|
073H TELNYX LLC |
242 |
|
2017-09-13 |
|
| 410-883
| 2 |
Sharptown |
MD |
|
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-883
| 3 |
Sharptown |
MD |
|
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-883
| 4 |
Sharptown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2004-04-02 |
|
| 410-883
| 5 |
Sharptown |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2020-04-30 |
|
| 410-883
| 6 |
Sharptown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2019-05-02 |
|
| 410-883
| 7 |
Sharptown |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2020-04-30 |
|
| 410-883
| 8 |
Sharptown |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2017-04-14 |
|
| 410-883
| 9 |
Sharptown |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2019-03-10 |
|
| 410-884
| A |
Columbia |
MD |
CLMAMDCBRP0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
| 410-885
| A |
Chesapeake City |
MD |
CHCYMDCHRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-885
| 0 |
Chesapeake City |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2004-04-03 |
|
| 410-885
| 1 |
Chesapeake City |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2017-04-13 |
|
| 410-885
| 2 |
Chesapeake City |
MD |
|
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-885
| 3 |
Chesapeake City |
MD |
|
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-885
| 4 |
Chesapeake City |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2006-06-26 |
|
| 410-885
| 5 |
Chesapeake City |
MD |
|
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-885
| 6 |
Chesapeake City |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2011-11-12 |
|
| 410-885
| 7 |
Chesapeake City |
MD |
|
228C IDT AMERICA, CORP. - MD |
242 |
|
2012-01-08 |
|
| 410-885
| 8 |
Chesapeake City |
MD |
|
829J PAETEC ITEL, LLC |
242 |
|
2009-09-25 |
|
| 410-885
| 9 |
Chesapeake City |
MD |
|
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-886
| A |
Tilghman |
MD |
TLGHMDTLRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-886
| 0 |
Tilghman |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2004-04-03 |
|
| 410-886
| 1 |
Tilghman |
MD |
|
228C IDT AMERICA, CORP. - MD |
242 |
|
2006-05-21 |
|
| 410-886
| 2 |
Tilghman |
MD |
|
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-886
| 3 |
Tilghman |
MD |
|
145J TERRA NOVA TELECOM INC. |
242 |
|
2024-02-15 |
|
| 410-886
| 6 |
Tilghman |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2019-03-10 |
|
| 410-886
| 7 |
Tilghman |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2017-04-14 |
|
| 410-886
| 8 |
Tilghman |
MD |
|
073H TELNYX LLC |
242 |
|
2017-09-13 |
|
| 410-886
| 9 |
Tilghman |
MD |
|
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
| 410-887
| A |
Towson |
MD |
TWSNMDTWDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
| 410-888
| A |
Waterloo (Washington DC LATA) |
MD |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 410-888
| 0 |
Waterloo (Washington DC LATA) |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2021-01-07 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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