Hartlepool                         48,000 households, population 89,000, (2 directories)

Stockton-on-Tees              78,500 households, population 187,000*, (3 directories)

Middlesbrough                  78,500 households, population 167,000, (3 directories)

Darlington                         45,100 households, population 97,000, (2 directories)

Sunderland/Washington     121,600 households, population 280,000, (5 directories)

Newcastle-upon-Tyne        125,900 households, population 260,000, (5 directories)

Gateshead                          92,000 households, population 191,000, (3 directories)

* Stockton-on-Tees includes Stockton, Norton, Billingham, Yarm, Ingleby Barwick and Eaglescliffe.
All statistics are approximate.