Prefix 20 in United Kingdom
Data for prefix 20 as published in United Kingdom's official numbering plan — the original allocation, not any specific number's current carrier, since numbers can be ported.
- Carrier (original allocation)
- —
- Line type
- Landline
- Region
- London
- Example format
- +44 20 XXXX XXXX
Indexed numbers
- +442032392621
- +442087495634
- +442045772772
- +442077650211
- +442031376951
- +442030973218
- +442038205057
- +442030605000
- +442079781411
- +442030316246
- +442039113000
- +442039668029
- +442038614068
- +442030035099
- +442081679645
- +442070461772
- +442077240655
- +442038059231
- +442036531001
- +442036338749
- +442070661000
- +442080899725
- +442030510986
- +442030134477