Fairbanks sits next to 3 phonetic neighbors — Banks, Fairfax, and Whitmore are the closest matches by sound. Most share Fairbanks's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"dweller by the fair or pleasant riverbanks"
Similar sound: These names share phonetic patterns with Fairbanks — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Fairbanks.
Rhythm: Fairbanks is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.