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Phone
en-GB
#phone
#uk
#british
#mobile

Phone — UK

Matches UK phone numbers in standard formats, starting with 0 or +44.

✓ UK contact forms✓ Address validation✓ CRM systems
/
/
Safe
Test String
4 matches
(…)Group #1— Capturing group — captures matched text for reuse or extraction
\+\+— \+ — escaped character '+'
44— '4' — literal character
44— '4' — literal character
\s?space— \s — whitespace (space, tab, newline…) — repeated zero or one time (optional) · ? — zero or one time (optional)
||— | — alternation: matches expression on left OR right
00— '0' — literal character
(…)Group #2— Capturing group — captures matched text for reuse or extraction
\d{2,4}digit— \d — digit (0–9) — repeated between 2 and 4 times · {2,4} — between 2 and 4 times
\s?space— \s — whitespace (space, tab, newline…) — repeated zero or one time (optional) · ? — zero or one time (optional)
\d{3,4}digit— \d — digit (0–9) — repeated between 3 and 4 times · {3,4} — between 3 and 4 times
\s?space— \s — whitespace (space, tab, newline…) — repeated zero or one time (optional) · ? — zero or one time (optional)
\d{3,4}digit— \d — digit (0–9) — repeated between 3 and 4 times · {3,4} — between 3 and 4 times
||— | — alternation: matches expression on left OR right
\d{10}digit— \d — digit (0–9) — repeated exactly 10 times · {10} — exactly 10 times
Pattern: 47 charsInput: 55 chars
100% client-side · private

✓ Valid Examples

  • +44 20 7183 8750
  • 020 7183 8750
  • 07700 900123
  • 07700900123

✗ Invalid Examples

  • +1 555 867 5309
  • 123456
  • 00000000000

Usage & Integration

Validate Phone — UK natively in your backend or frontend without copying regex strings.

Node / Edge

import { validate } from '@regexto/validators';

validate('phone-uk', '...');

Python

from regexto_validators import validate

validate("phone-uk", "...")

Go

import "github.com/regex-to/validators-go"

valid, err := validators.Validate("phone-uk", "...")

PHP

use RegexTo\Validators\Validator;

Validator::validate('phone-uk', '...');

Rust

use regexto_validators::validate;

let is_valid = validate("phone-uk", "...").unwrap();