This page contains information about which telephone companies the various 03444 numbers are allocated to.
| First Digits | Status | Communications Provider | Change |
|---|---|---|---|
| 0344 400 | Allocated | Cheers International Sales Limited | 08/2014 |
| 0344 401 | Protected | - | - |
| 0344 402 | Allocated | Call Stream Limited | 06/2014 |
| 0344 403 | Allocated | Invomo Ltd | 01/2008 |
| 0344 404 | Protected | - | - |
| 0344 405 | Protected | - | - |
| 0344 406 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0344 407 | Protected | - | - |
| 0344 408 | Protected | - | - |
| 0344 409 | Allocated | TelXL Ltd | 04/2014 |
| 0344 410 | Protected | - | - |
| 0344 411 | Allocated | Affiniti Integrated Solutions Ltd | 02/2009 |
| 0344 412 | Allocated | Vodafone Ltd (Energis) | 04/2007 |
| 0344 413 | Allocated | InTechnology Plc | 10/2007 |
| 0344 414 | Allocated | Nexus Telecommunications Limited | 07/2007 |
| 0344 415 | Allocated | Vodafone Ltd (Thus) | 07/2007 |
| 0344 416 | Allocated | Yim Siam Telecom | 01/2012 |
| 0344 417 | Allocated | Affiniti Integrated Solutions Ltd | 07/2013 |
| 0344 418 | Protected | - | - |
| 0344 419 | Protected | - | - |
| 0344 420 | Allocated | InTechnology Plc | 10/2007 |
| 0344 421 | Allocated | Invomo Ltd | 01/2008 |
| 0344 422 | Protected | - | - |
| 0344 423 | Allocated | Edge Telecom Limited | 09/2007 |
| 0344 424 | Protected | - | - |
| 0344 425 | Allocated | Cheers International Sales Limited | 08/2014 |
| 0344 426 | Protected | - | - |
| 0344 427 | Protected | - | - |
| 0344 428 | Protected | - | - |
| 0344 429 | Protected | - | - |
| 0344 430 | Protected | - | - |
| 0344 431 | Allocated | TalkTalk Communications Limited | 04/2014 |
| 0344 432 | Allocated | Edge Telecom Limited | 09/2007 |
| 0344 433 | Protected | - | - |
| 0344 434 | Protected | - | - |
| 0344 435 | Protected | - | - |
| 0344 436 | Protected | - | - |
| 0344 437 | Protected | - | - |
| 0344 438 | Protected | - | - |
| 0344 439 | Protected | - | - |
| 0344 440 | Protected | - | - |
| 0344 441 | Protected | - | - |
| 0344 442 | Protected | - | - |
| 0344 443 | Allocated | Edge Telecom Limited | 09/2007 |
| 0344 444 | Allocated | COLT Technology Services | 04/2007 |
| 0344 445 | Allocated | Invomo Ltd | 01/2008 |
| 0344 446 | Protected | - | - |
| 0344 447 | Protected | - | - |
| 0344 448 | Protected | - | - |
| 0344 449 | Protected | - | - |
| 0344 450 | Protected | - | - |
| 0344 451 | Protected | - | - |
| 0344 452 | Protected | - | - |
| 0344 453 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0344 454 | Protected | - | - |
| 0344 455 | Protected | - | - |
| 0344 456 | Protected | - | - |
| 0344 457 | Protected | - | - |
| 0344 458 | Protected | - | - |
| 0344 459 | Protected | - | - |
| 0344 460 | Allocated | InTechnology Plc | 10/2007 |
| 0344 461 | Protected | - | - |
| 0344 462 | Protected | - | - |
| 0344 463 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0344 464 | Protected | - | - |
| 0344 465 | Allocated | Cheers International Sales Limited | 08/2014 |
| 0344 466 | Protected | - | - |
| 0344 467 | Protected | - | - |
| 0344 468 | Allocated | Edge Telecom Limited | 09/2007 |
| 0344 469 | Protected | - | - |
| 0344 470 | Protected | - | - |
| 0344 471 | Protected | - | - |
| 0344 472 | Allocated | Virgin Media Wholesale Limited | 03/2012 |
| 0344 473 | Protected | - | - |
| 0344 474 | Allocated | Yim Siam Telecom | 05/2014 |
| 0344 475 | Protected | - | - |
| 0344 476 | Protected | - | - |
| 0344 477 | Allocated | TalkTalk Communications Limited | 07/2008 |
| 0344 478 | Protected | - | - |
| 0344 479 | Allocated | Call Stream Limited | 06/2014 |
| 0344 480 | Protected | - | - |
| 0344 481 | Allocated | Virgin Media Limited | 03/2012 |
| 0344 482 | Allocated | Syntec Limited | 06/2007 |
| 0344 483 | Protected | - | - |
| 0344 484 | Protected | - | - |
| 0344 485 | Protected | - | - |
| 0344 486 | Protected | - | - |
| 0344 487 | Protected | - | - |
| 0344 488 | Allocated | Affiniti Integrated Solutions Ltd | 02/2009 |
| 0344 489 | Allocated | Cheers International Sales Limited | 08/2014 |
| 0344 490 | Protected | - | - |
| 0344 491 | Protected | - | - |
| 0344 492 | Protected | - | - |
| 0344 493 | Allocated | Virgin Media Wholesale Limited | 03/2012 |
| 0344 494 | Allocated | TalkTalk Communications Limited | 04/2014 |
| 0344 495 | Allocated | TalkTalk Communications Limited | 04/2014 |
| 0344 496 | Allocated | 24 Seven Communications Ltd | 02/2013 |
| 0344 497 | Protected | - | - |
| 0344 498 | Protected | - | - |
| 0344 499 | Allocated | TalkTalk Communications Limited | 07/2008 |