In backyard:
Aphaenogaster rudis
Aphaenogaster tennesseensis
Aphaenogaster fulva
Brachymyrmex depilis
Strumigenys sp.
Vollenhovia emeryi
Nylanderia (native sp)
Nylanderia flavipes
Camponotus subbarbatus
Camponotus nearcticus
Camponotus chromaiodes
Camponotus pennsylvanicus
Camponotus castaneus
Temnothorax curvispinosus
Pheidole bicarinata
Colobopsis obliqua
Tapinoma sessile
Lasius neoniger
Lasius americanus
Lasius interjectus
Lasius claviger
Lasius aphidicola
Stigmatomma pallipes
Hypoponera opacior
Ponera pennsylvanica
Tetramorium immigrans
Crematogaster cerasi
Formica fusca group
Formica pallidefulva group
Lasius murphyi
Solenopsis molesta
Brachyponera chinensis
Nearby I have found:
Different pallidefulva-group species
Trachymyrmex septentrionalis
Myrmica sp.
Monomorium sp.
Whole of VA:
Aphaenogaster rudis
Aphaenogaster tennesseensis
Aphaenogaster treatae
Aphaenogaster lamellidens
Aphaenogaster fulva
Brachymyrmex depilis
Camponotus castaneus
Camponotus nearcticus
Camponotus pennsylvanicus
Camponotus chromaiodes
Camponotus subbarbatus
Crematogaster cerasi
Dorymyrmex bureni
Formica subintegra
Formica subsericea
Formica cf. argentea
Formica pallidefulva-group species (2)
Hypoponera opacior
Lasius americanus
Lasius neoniger
Lasius murphyi
Lasius interjectus
Lasius claviger
Lasius aphidicola
Lasius brevicornis
Lasius nearcticus
Lasius cf. speculiventris
Solenopsis molesta
Solenopsis carolinensis
Myrmica sp.
Monomorium minimum
Monomorium cf. viridum
Nylanderia cf. arenivaga
Nylanderia native spe (black)
Nylanderia flavipes
Brachyponera chinensis
Tetramorium immigrans
Pheidole bicarinata
Pheidole tysoni
Pheidole morrisii
Pheidole dentata
Ponera pennsylvanica
Prenolepis imparis
Strumigenys sp.
Tapinoma sessile
Temnothorax longispinosus
Temnothorax pergandei
Temnothorax curvispinosus
Trachymyrmex septentrionalis