Bradford, Bury, Crewe, Doncaster, Hartlepool, Sheffield United, Shrewsbury, Walsall, Barnet, Brentford, Cheltenham, Colchester, Leyton Orient, Plymouth, Torquay and Wycombe will all skip the first round.
The Iron will face either Burton Albion, Chesterfield, Coventry, Notts County, Oldham, Rotherham or York.
The draw will be made on Saturday August 18, and broadcast live on Soccer AM on Sky Sports 1. The tie will take place in the first week of September.
The draw is split into the following sections:
Northern section - East
Burton Albion, Chesterfield, Coventry City, Notts County, Oldham Athletic, Rotherham United, Scunthorpe United, York City
Northern section - West
Accrington Stanley, Carlisle United, Fleetwood Town, Morecambe, Port Vale, Preston North End, Rochdale, Tranmere Rovers
Southern section - East
AFC Wimbledon, Crawley Town, Dagenham & Redbridge, Gillingham, Milton Keynes Dons, Northampton Town, Stevenage, Southend United
Southern section - West
AFC Bournemouth, Aldershot Town, Bristol Rovers, Exeter City, Oxford United, Portsmouth, Swindon Town, Yeovil Town
The sixteen teams that have received byes until the second round are:
Northern section:
Bradford City, Bury, Crewe Alexandra, Doncaster Rovers, Hartlepool United, Sheffield United, Shrewsbury Town, Walsall
Southern section:
Barnet, Brentford, Cheltenham Town, Colchester United, Leyton Orient, Plymouth Argyle, Torquay United, Wycombe Wanderers