Range holder · Chesterfield

Node4 Ltd in Chesterfield

01246 numbering ranges allocated by Ofcom

About Node4 Ltd’s Chesterfield allocation

When Node4 Ltd is the range holder for +44 1246 it means Ofcom recorded Node4 Ltd as the provider entitled to issue numbers from these blocks when they were first allocated under the UK National Telephone Numbering Plan. 2 Chesterfield-facing blocks sit against Node4 Ltd in the current Ofcom snapshot, each of which can carry up to ten thousand individual digits available for assignment to end customers.

Chesterfield’s Derbyshire telecoms estate is shaped by Chesterfield's residential and business catchment: a dense urban exchange typically hosts allocations from several national operators in parallel, which is why you see Node4 Ltd’s blocks alongside other range holders on the same 01246 code. Local switching capacity, historic Openreach exchange footprints, and Node4 Ltd’s wholesale routing arrangements all influence which blocks land in Chesterfield rather than elsewhere on the national plan.

Treat this allocation as a starting point, not a verdict on any specific caller. UK numbers are portable, so the current carrier on a given 01246 digit string may differ from the range holder shown — read Range Holder vs current provider for the distinction, and How Ofcom allocates UK phone numbers for the wider context behind the table below.

Node4 Ltd on 01246: by the numbers

Chesterfield blocks: 2
In active service: 100%
Share of 01246: 0%
Holders on code: 112

Of the 2 blocks Node4 Ltd runs on the 01246 code, 2 (100%) are marked as actively allocated in the current Ofcom snapshot.

By number family these blocks are 100% geographic (01 / 02) — a profile that tells you what kind of caller a Chesterfield Node4 Ltd number is likely to be before you even dial it back.

Node4 Ltd runs 2 of the 849 allocated blocks on the 01246 dialling code — roughly 0% of Chesterfield’s mapped allocation, shared with 111 other range holders. Most are listed as "Allocated", which means the block is currently in active service with a communications provider.

Allocated ranges

Node4 Ltd blocks on the 01246 (Chesterfield) dialling code.

Prefix	Status
+44 1246744	Allocated
+44 1246744	Allocated

Quick links

FAQs about Node4 Ltd on 01246

Why does Node4 Ltd appear on Chesterfield (01246) numbers?

Node4 Ltd is listed in Ofcom's UK Numbering Data feed as the originally-allocated range holder for 2 number blocks on the 01246 dialling code, which covers Chesterfield. That allocation pre-dates any individual customer — it simply means Ofcom recognised Node4 Ltd as the wholesale operator entitled to issue those digits when the block was first allocated.

Are calls from a Chesterfield Node4 Ltd-allocated number safe?

An Ofcom allocation only tells you which provider the block was issued to; it is not a safety verdict. UK numbers can be ported between networks, and any UK area code can be spoofed by an overseas caller. Paste the specific 01246 number into the lookup above to combine the Node4 Ltd range data with a live AI internet check for forum reports, scam databases, and business listings.

Has Node4 Ltd's 01246 block been updated recently?

Yes — the table above is sourced from Ofcom's public UK Numbering Data feed, which we re-ingest every week (typically Wednesday). Any block that has been re-assigned, withdrawn or marked free will appear with its new status on the next refresh. Numbers within an allocated block can still be ported to another carrier in between Ofcom updates; see our range-holder-vs-current-provider guide for the distinction.