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Omnibus

From 1926 to 1929, omnibuses that carried passengers for-hire and not required to have a certificate of convenience were designated by an "H" prefix. This also included buses that were not registered for hire before 1/1/1914. In 1929, a new law was passed requiring all buses to have this certificate, thereby ending the "H" prefix plate. Following this, all common carrier and for-hire buses used the "O" prefix until 1968 when the "BA" prefix came into use. Omnibus became its own type again starting in 1977.

Thank you to Jake Eckenrode and Eric Tanner for this information.


Text in red indicates changes from previous base/format.

1926

Notes Number Plate Personalized Plate Sample Plate
- Serial formats:
H-1 - H-99
H100 - H999
H1-000 - H9-999
Observed high: H1-621

- Plates measure:
H-1 - H-99: 6" x 10"
H-100 - H-999: 6" x 12"
H1-000 - H9-999: 6" x 13"

(6" x 10")


(6" x 12")
From Clayton Moore


(6" x 13")
From Jerry McCoy
Not offered on this format

1927

Notes Number Plate Personalized Plate Sample Plate
- Serial formats:
H-1 - H-99
H100 - H999
H1-000 - H9-999
Observed high: H468

- Plates measure:
H-1 - H999: 6" x 10"
H1-000 - H9-999: 6" x 13"

(6" x 10")
From Jake Eckenrode


(6" x 13")
Not offered on this format

1928

Notes Number Plate Personalized Plate Sample Plate
- Serial formats:
H-1 - H-99
H100 - H999
H1-000 - H9-999
Observed high: H767

- Plates measure:
H-1 - H999: 6" x 10"
H1-000 - H9-999: 6" x 13"

(6" x 10")
Both from Jake Eckenrode


(6" x 13")
Not offered on this format

1929

Notes Number Plate Personalized Plate Sample Plate
- Serial formats:
H-1 - H-99
H100 - H999
H1-000 - H9-999
Observed high: H1-001

- Plates measure:
H-1 - H999: 6" x 10"
H1-000 - H9-999: 6" x 13"

(6" x 10")
From Jake Eckenrode


(6" x 13")
From Jake Eckenrode
Not offered on this format


1977

Notes Number Plate Personalized Plate Sample Plate
- Observed serial range: OB-10000 - OB-24604

- Sticker wells at top-left and top-right

From John McDevitt
Not offered on this format

1984

Notes Number Plate Personalized Plate Sample Plate
- Observed serial range: OB-26298 - OB-49201

- Sticker well at bottom-left

From John McDevitt
Not offered on this format

2000

Notes Number Plate Personalized Plate Sample Plate
Format 1 (Sans serif "I" in OMNIBUS)

- Observed serial range: OB-51358 to OB-58543

- Sticker well at top-left

From John McDevitt
Not offered on this format
Format 2 (Serif "I" in OMNIBUS)

- Observed serial range: OB-59272 to OB-60410

- Sticker well at top-left

From John McDevitt
Not offered on this format
From John McDevitt
Format 3 (Sans serif "I" in OMNIBUS)

- Observed serial range: OB-61967 to OB-63977

- Sticker well at top-left

From John McDevitt
Not offered on this format
Format 4 (Serif "I" in OMNIBUS)

- Observed serial range: OB-64122 to OB-68870

- Sticker well at top-left

From Nick Tsilakis
Not offered on this format

2006

Notes Number Plate Personalized Plate Sample Plate
Format 1

- Observed serial range: OB-69000 to OB-86140

- Sticker well at top-left

From John McDevitt
Not offered on this format
From John McDevitt
Format 2 (No sticker well)

- Observed serial range: OB-86910 to OB-87520

From Tom Perri
Not offered on this format
Format 3 (Map outline in place of sticker well)

- Observed serial range: OB-88268 to current high

From Bruce Bufalini
Not offered on this format