G21 postcode district: Glasgow and around
G21 is a postcode district in Scotland, with 631 postcodes in use in 4 sectors. It has postcodes in Glasgow. Its council is Glasgow City.
- Postcodes in use
- 631
- Sectors
- 4
- Council
- Glasgow City
- Places
- Glasgow
Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources
Every postcode in G21, by gigabit broadband
- No home or business can get gigabit: 10
- Some can get gigabit: 35
- Every home and business can get gigabit: 571
- Ofcom gives no figure: 15
Of the 631 postcodes in G21 that ONS places, 10 have no home or business that can get gigabit, 35 have some that can, 571 can all get it and 15 have no Ofcom figure.
Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode. Names in italics are council wards: we hold no town or village names here.
The middle of its postcodes: latitude 55.8821, longitude -4.2200. Open this area on OpenStreetMap
Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; gigabit: Ofcom, Connected Nations, Spring 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them
What broadband can you get in G21?
Ofcom reports on 616 of the 631 postcodes in G21. At 571 of them every home and business can get gigabit broadband.
Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.
Check one address on Ofcom's checkerSource: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it
Postcodes in G21
Pick a sector, then a postcode. A sector is the district plus the next digit.
UK postcode format explainedPlaces in G21
Towns and villages with postcodes in G21, and how many each has here.
Who covers G21
How many of the district's postcodes in use fall under each council, constituency and police force area.
Councils
- Glasgow City631
Constituencies
- Glasgow North East595
- Glasgow North36
Police force areas
- Scotland631
Next to G21
"Next to" is by number: the districts before and after G21 in the G area.
Check a postcode
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